class parson:
    city = '北京'
    def __init__(self, name, age, hobby, app):
        self.name = name
        self.hobby = hobby
        self.app = app
    staticmethod
    def printMenu():
        print('-------个人信息-------')
    def printInfo(self):
        print('居住城市: ', Person.city)
        print('姓名: ', self.name)
        print('年龄: ', self.age)
        print('爱好: ', self.hobby)
        print('常用的APP: ', self.app)
Person1 = Person('凌蓝', 30, '打羽毛球', '淘宝,爱奇艺')
Person1.printMenu()
Person1.printInfo()
Person.city = '上海'
Person2 = Person('唐果', 25, '跑步', '淘宝,微博')
Person2.printMenu()
Person2.printInfo()